Home / 3,627.14-5,440.75-1,161.95

Finding the Fourth Proportional to 3,627.14, 5,440.75 and 1,161.95

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Solution

The fourth proportional to 3,627.14, 5,440.75 and 1,161.95 is: 1,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.14 : 5,440.75 = 1,161.95 : x
  2. Step 2: Convert to fraction form
    3,627.14/5,440.75 = 1,161.95/x
  3. Step 3: Cross multiply
    3,627.14x = 5,440.75 × 1,161.95
  4. Step 4: Simplify right side
    3,627.14x = 6,321,890.16
  5. Step 5: Solve for x
    x = 6,321,890.16/3,627.14
  6. Step 6: Final answer
    x = 1,742.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.